Question

句子成份划分All you can do is to wait请问这句中主语All谓语is 表语

to wait 而you can do is 是定语从句对吗？请指教

Answer 1

All what you can do is to wait.省略了what，(what) you can do 是定语从句

Answer 2

除了最后一点,定语从句是you can do